玉米种子的纯度一直是种子生产者和经营者关注的问题 ,种子纯度的高低直接影响玉米的产量。而其纯度的鉴定尤为重要。笔者根据多年工作中的实践经验和学习积累 ,摸索出室内利用幼苗芽鞘和第一叶缘颜色鉴定玉米杂交种子纯度的方法 ,以供生产用种和种子调运时参考借鉴 The purity of maize seeds has always been the concern of seed producers and operators. The purity of maize seeds directly affects the yield of maize. The purity of the identification is particularly important. The author based on many years of practical experience and learning accumulation, to explore the use of indoor seedling sheath and the first leaf margin color identification of hybrid corn seed purity method for the production of seeds and seed transfer reference